/* This file is part of the Scriptic Virtual Machine
 * Copyright (C) 2009 Andre van Delft
 *
 * The Scriptic Virtual Machine is free software: 
 * you can redistribute it and/or modify it under the terms
 * of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package scriptic.vm;

interface RefinementNodeInterface extends NodeInterface {

	/**
	 * Test wether the formal parameter at the given
	 * index equals the actual forcing value
	 */
	Boolean testParam (int index);

	/**
	 * Test wether all formal parameters equal the actual forcing values
	 */
	Boolean testParams ();

	/**
	 * Answer whether the i'th parameter is forced
	 */
	 boolean isForced (int i);

	/**
	 * Answer whether the i'th parameter is out
	 */
	 boolean isOut (int i);
}
